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  1. Prime Factor: Factors of a number that are only divisible by 1 and the given number. For example, prime factors of 12 are 1 x 2 x 2 x 3. Some frequently used Prime Numbers are 2, 3, 5, 7, 11, 13. Product: The result when two numbers are multiplied. Proper Fraction: Any fraction when the numerator is less than the denominator.

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  2. 24. Whole number – Fraction. 3 − 5 8 Borrow 1 from the whole number and turn it into a fraction with the same 2 8− 5 denominator as the subtracting 8 8 fraction. 2 8 − 5. 8 Keep the whole number and make the fraction portions subtract. 2 3 8. 3 12 − 2 5 Mixed 7 number – Mixed Number.

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  4. To make equivalent fractions, multiply the numerator and denominator by the same number. Keep mixed numbers; DO NOT change mixed numbers into improper fractions. Add (or subtract) the numerators, put the numerator answer over the common denominator. If any improper fractions arise in the answer, change the. improper portion to a mixed number.

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  5. Summary of fraction notation conversion and operations using fractions. Definitions with examples: Numerator: top number in a fraction. Denominator: bottom number in a faction. Mixed faction: h. ; example: 3 . Improper fraction: top number greater than bottom number; example: .

  6. • Proper fractions represent quantities less than 1. • An improper fraction is a fraction in which the numerator is larger than or equal to the denominator. • Any number over itself equals 1. • Any number over 1 equals the number. • Fractions are called equivalent fractions if they represent the same quantity.

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  7. 2. Converting a mixed number into an improper fraction. - Use the checkmark method, multiply the denominator by the whole number and add the numerator. Ex. 25 6 =17 6 3. Adding fractions. - Find a common denominator for the two fractions. Make equivalent fractions and add the numerators. Change the answer to the lowest mixed number if the ...

  8. What Are Fraction Rules? Fraction rules are the set of rules we apply for working with fractions. The primary rule of fractions states that the value of a fraction does not change when its numerator and denominator are multiplied by the same non-zero number. It can be applied to add or subtract two fractions.

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